Professional, open-source note-taking application built for power users. Connect your thoughts with wiki-style linking and visualize your knowledge graph.
Powerful features designed for knowledge workers, researchers, and writers.
Full-featured editor built on CodeMirror 6 with syntax highlighting, auto-completion, and live preview.
Visualize connections between your notes with an interactive D3.js-powered graph view.
Connect notes naturally with [[wiki links]] and bidirectional backlinks.
Extend functionality with a secure, sandboxed plugin system. Build your perfect workflow.
Full-text search with regex support, filters, and instant results across your entire vault.
Beautiful light and dark themes with automatic system preference detection.
Enterprise-grade architecture for reliability and performance.
Download Plfy for your platform and start building your second brain today.
Also available for Windows and Linux